best racing ign system.

FBO.
FBO Ignition - Home of the HRR688
Heard some decent things about Rev-N-Nator too, but no personal experience. Wanted to try one, but they've been out of stock forever, it seems.
The Rev-n-nator, the revinater, the revonator and R/T Garage - Mopar Restoration and Performance Services in Belle Plaine, MN